Resources, Guides & Manuals
Practical, engineer-written articles on how transformers and switchgear are specified, installed, and maintained — plus downloadable product literature for your next project.
Information Library
Reference material developed from real project experience across utility, industrial, commercial, and renewable applications.
Harmonics, K-Factor & Transformer Sizing
How non-linear loads from VFDs, UPSs, and LED drivers cause harmonics — and how K-factor ratings keep your transformer alive.
Article in progress
Arc Flash & NFPA 70E Compliance
Practical guidance on arc-flash hazard analysis, PPE selection, labeling, and engineering controls for transformer and switchgear installations.
Article in progress
Power Quality Basics
Voltage sags, swells, transients, and harmonic distortion — what they are, what they cost, and how to mitigate them at the equipment level.
Article in progress
FAQ, Glossary & Standards
Reference content to help engineers, contractors, and procurement teams speak the same language on every project.
Frequently Asked Questions
Lead times, custom designs, warranties, certifications, shipping.
Coming Soon
Technical Glossary
Plain-English definitions for spec sheet terminology.
Coming Soon
Standards Reference
IEEE C57, ANSI C37, UL 891, NEMA SG-5, NFPA 70E quick reference.
Coming Soon
Need Help Specifying Equipment?
Our engineers will review your single-line diagram, load list, or RFQ at no cost.